Ontologia

Commune · CHE

Saignelégier

Switzerland

DfbCold, no dry season, warm summer(100 %)

Species observed

3 023

Observations

52 001

Area

11,5km²

Ecological tissue

Sample of 31 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.

ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).

RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Saignelégier : 19 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 98 interactions GloBI sur 6 types (connectance 18.6%, filtre Serrano α=0.2). 14 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
33
Interactions affichées
98
Connectance
0.186
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

3 023 distinct species · 52 001 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

52 001 obs · 2 cellules
Obs. / cellule
≥ 37 035
37 035–37 034
37 035–37 034
37 035–37 034
< 37 035

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

6,9°C

Annual rain

1 514mm

Warmest m°

19,4°C

Coldest m°

-4,7°C

Elevation: 997 m on average (min 892 m, max 1 021 m)

Bioclimatic detailsExpert
Annual mean temp.
6,9°C
Annual rain
1 514mm
Warmest month
19,4°C
Coldest month
-4,7°C
Mean alt.
997m
Min
892m
Max
1 021m
Std. dev.
21m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(100 %)Cold

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

5,9

Org. C

73,2g/kg

Clay

36,7%

Sand

19,4%

Silt

43,9%

Average over 0-30 cm. Per-depth details in expert panel.

Dominant lithology: scGLiMaggregated to Les Franches-Montagnes

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,9
Org. C
110,1g/kg
Clay
36,2%
Sand
19,1%
Silt
44,7%
5–15 cm
pH H₂O
6,0
Org. C
66,8g/kg
Clay
36,7%
Sand
19,4%
Silt
43,9%
15–30 cm
pH H₂O
6,0
Org. C
42,7g/kg
Clay
37,2%
Sand
19,7%
Silt
43,0%

SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)

Land cover

Forest33.2%
Crops27.6%
Built-up1.4%
Bare soil0.4%
Other (grassland, water…)37.4%

Copernicus Global Land Cover 100m (Buchhorn et al. 2020)

Hydrology3 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

1,8km

Basins crossed

3

Max stream order

1

Max drainage

1 464km²

Discharge in basins

0,3m³/s

Mean precip.

1 163mm/an

Mean T°

7,1°C

Moisture idx

0,37

Max snow

32%

Mean runoff

694mm/an

Mean elev. (basins)

831m

Watersheds crossing here

Rivers / streams (1, ord ≥ 4)

Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10

Human pressure

Pop. density

1hab/km²

Night light

2,0nW

Built-up

138,5%

Pesticides

8,7kg/km²

GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)

Protected areas15

IUCN IV · 7IUCN Not Assigned · 5IUCN Ia · 2IUCN Not Reported · 1

La Gruère

IUCN IV

Federal Inventory of Amphibian Spawning Areas of National Importance · 2001

1 km²

Les Royes

IUCN IV

Federal Inventory of Amphibian Spawning Areas of National Importance · 2001

0 km²

Etang de la Gruère

IUCN Ia

Federal Inventory of Raised and Transitional Mires of National Importance · 1991

0 km²

Complete list

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN